Some lyophilization processes create denser powder requiring 5-10 minutes hydration before complete dissolution
We produce it naturally, but we need the right inputs to make enough of it
If using separate vials (5 mg each with 2 mL BAC water), draw 10 units from each into the same syringe -- 20 units total per injection
But during the life the lens is exposed to multiple sources of oxidative stress, endogenous (altered mitochondrial respiration, respiratory burst of phagocytes, viral infection) and exogenous (UV light, metals, drugs, cigarette smoke), which can lead to production of reactive oxygen species: superoxide anion (O 2 ), hydrogen peroxide (H 2 O 2 ), hydroxyl radical (HO) and others
(Cosmetic study data cited in Pickart review literature.) Gorouhi F, Maibach HI
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